feat: preserve speed history and improve account setup

2026-08-09 14:59:52 +02:00
parent 403051e3cf
commit 29bdf589eb
13 changed files with 279 additions and 132 deletions
@@ -0,0 +1,24 @@
+export interface DownloadSpeedHistoryState {
+  history: number[];
+  display: number;
+}
+
+export const DOWNLOAD_SPEED_MAX_SAMPLES = 160;
+
+export function updateDownloadSpeedHistory(
+  state: DownloadSpeedHistoryState,
+  target: number,
+  maxSamples = DOWNLOAD_SPEED_MAX_SAMPLES
+): DownloadSpeedHistoryState {
+  const safeTarget = Math.max(0, Number.isFinite(target) ? target : 0);
+  const alpha = safeTarget > state.display ? 0.45 : 0.12;
+  let display = state.display + (safeTarget - state.display) * alpha;
+  if (display < 1) {
+    display = 0;
+  }
+  const history = [...state.history, display];
+  if (history.length > maxSamples) {
+    history.splice(0, history.length - maxSamples);
+  }
+  return { history, display };
+}